///\todo upgrade

//////////////////////////////////////////////////////////////////////////////////
//                                                                              //
//  This file is part of the buola project (https://code.google.com/p/buola/).  //
//                                                                              //
//  Copyright(c) 2007-2012 Xavi Gratal                                          //
//  gratal AT gmail DOT com                                                     //
//                                                                              //
//  Buola is free software: you can redistribute it and/or modify               //
//  it under the terms of the GNU General Public License as published by        //
//  the Free Software Foundation, either version 3 of the License, or           //
//  (at your option) any later version.                                         //
//                                                                              //
//  Buola is distributed in the hope that it will be useful,                    //
//  but WITHOUT ANY WARRANTY; without even the implied warranty of              //
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               //
//  GNU General Public License for more details.                                //
//                                                                              //
//  You should have received a copy of the GNU General Public License           //
//  along with buola.  If not, see <http://www.gnu.org/licenses/>.              //
//                                                                              //
//////////////////////////////////////////////////////////////////////////////////

#ifndef _BUOLA_BBOX_PROTOCOL_CSYNCCONNECTION_H_
#define _BUOLA_BBOX_PROTOCOL_CSYNCCONNECTION_H_

#include <buola/bbox/protocol/cconnectionbase.h>
#include <map>
#include <buola/threads/condition_variable.h>
#include <buola/io/cfdpoller.h>

namespace buola { namespace bbox { namespace protocol {

class CSyncConnection : public CConnectionBase,public io::DStreamActivity
{
protected:
    CSyncConnection(io::PSocket pSocket,const std::string &pName,io::CFDPoller &pPoller=io::get_main_fd_poller());

public:
    std::unique_ptr<CPacket> WaitReply(CPacket &pPacket);
    std::unique_ptr<CPacket> SendPacketAndWaitReply(CPacket &pPacket);

private:
    virtual void OnPacket(CPacket &pPacket)=0;
    virtual void OnEOF() {};

    void OnStreamCanRead(io::CFDStream *pStream) override;

    std::unique_ptr<CPacket> ReadReply(uint32_t pID,unique_lock<mutex> &pLock);
    
private:
    io::CFDPoller &mFDPoller;
    mutex mMutex;
    condition_variable mCondVar;
    bool mReading;
    std::map<uint32_t,std::unique_ptr<CPacket>> mPending;
    std::map<uint32_t,std::unique_ptr<CPacket>> mWaited;
};

/*namespace protocol*/ } /*namespace bbox*/ } /*namespace buola*/ }

#endif
